# Copyright 2011,2012 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.


########################################################################
# Project setup
########################################################################
cmake_minimum_required(VERSION 3.8)
project(gr-ais CXX C)

if(DEFINED ENV{PYBOMBS_PREFIX})
    set(CMAKE_INSTALL_PREFIX $ENV{PYBOMBS_PREFIX})
    message(STATUS "Using PyBOMBS prefix $ENV{PYBOMBS_PREFIX}")
endif()

#select the release build type by default to get optimization flags
if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE "Release")
   message(STATUS "Build type not specified: defaulting to release.")
endif(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "")

list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)

set(VERSION_MAJOR 0)
set(VERSION_API 9)
set(VERSION_ABI 0)
set(VERSION_PATCH git)

cmake_policy(SET CMP0011 NEW)

set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

########################################################################
# Compiler specific setup
########################################################################
if((CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR
    CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
   AND NOT WIN32)
    #http://gcc.gnu.org/wiki/Visibility
    add_definitions(-fvisibility=hidden)
endif()

IF((CMAKE_C_COMPILER_ID STREQUAL "GNU")
 OR(CMAKE_C_COMPILER_ID MATCHES "Clang")
 OR(CMAKE_C_COMPILER_ID STREQUAL "MSVC"))
    SET(CMAKE_C_STANDARD 11)
ELSE()
    message(WARNING "C standard could not be set because compiler is not GNU, Clang, or MSVC.")
ENDIF()

########################################################################
# Install directories
########################################################################
find_package(Gnuradio "3.8" COMPONENTS fft filter blocks REQUIRED)
include(GrVersion)
include(GrPlatform)

if(NOT CMAKE_MODULES_DIR)
    set(CMAKE_MODULES_DIR lib${LIB_SUFFIX}/cmake)
endif(NOT CMAKE_MODULES_DIR)

set(GR_INCLUDE_DIR      include/ais)
set(GR_CMAKE_DIR        ${CMAKE_MODULES_DIR}/ais)
set(GR_PKG_DATA_DIR     ${GR_DATA_DIR}/${CMAKE_PROJECT_NAME})
set(GR_PKG_DOC_DIR      ${GR_DOC_DIR}/${CMAKE_PROJECT_NAME})
set(GR_PKG_CONF_DIR     ${GR_CONF_DIR}/${CMAKE_PROJECT_NAME}/conf.d)
set(GR_PKG_LIBEXEC_DIR  ${GR_LIBEXEC_DIR}/${CMAKE_PROJECT_NAME})

########################################################################
# On Apple only, set install name and use rpath correctly, if not already set
########################################################################
if(APPLE)
   if(NOT CMAKE_INSTALL_NAME_DIR)
       set(CMAKE_INSTALL_NAME_DIR
           ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE
           PATH "Library Install Name Destination Directory" FORCE)
   endif(NOT CMAKE_INSTALL_NAME_DIR)
   if(NOT CMAKE_INSTALL_RPATH)
       set(CMAKE_INSTALL_RPATH
           ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE
           PATH "Library Install RPath" FORCE)
   endif(NOT CMAKE_INSTALL_RPATH)
   if(NOT CMAKE_BUILD_WITH_INSTALL_RPATH)
       set(CMAKE_BUILD_WITH_INSTALL_RPATH ON CACHE
           BOOL "Do Build Using Library Install RPath" FORCE)
   endif(NOT CMAKE_BUILD_WITH_INSTALL_RPATH)
endif(APPLE)

########################################################################
# Setup doxygen option
########################################################################
find_package(Doxygen)
if(DOXYGEN_FOUND)
	option(ENABLE_DOXYGEN "Build docs using Doxygen" ON)
else(DOXYGEN_FOUND)
	option(ENABLE_DOXYGEN "Build docs using Doxygen" OFF)
endif(DOXYGEN_FOUND)

########################################################################
# Create uninstall target
########################################################################
configure_file(
    ${CMAKE_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in
    ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
@ONLY)

add_custom_target(uninstall
    ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
)

########################################################################
# Add subdirectories
########################################################################
add_subdirectory(include/ais)
add_subdirectory(lib)
add_subdirectory(swig)
add_subdirectory(python)
add_subdirectory(grc)
add_subdirectory(apps)

########################################################################
# Install cmake search helper for this library
########################################################################
install(FILES cmake/Modules/aisConfig.cmake
    DESTINATION ${CMAKE_MODULES_DIR}/ais
)
